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XO-1 b | Exoplanets | Apex Andromeda | Apex Andromeda

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Planets/Exoplanets/XO-1 b

Confirmed exoplanet · Gas Giant

XO-1 b

Orbiting XO-1

Discovered in 2006 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of XO-1 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,006
Method: Transit
Radius: 12.77826 R⊕
Mass: 263.7989 M⊕
Orbit: 3.94153 days
Distance: 163.553 pc

Planet profile

Orbit and physical properties

Orbital period: 3.94153 days
Semi-major axis: 0.0488 AU
Eccentricity: 0
Radius: 12.77826 Earth radii
Mass: 263.7989 Earth masses
Mass provenance: Mass
Density: 0.64 g/cm³
Equilibrium temperature: 1,210 K
Insolation: 321.85 Earth flux

Host system

Star and system properties

Host star: XO-1
Stars in system: 1
Known planets in system: 1
Spectral type: G1 V
Stellar temperature: 5,750 K
Stellar radius: 0.88 R☉
Stellar mass: 0.88 M☉
Stellar metallicity: 0.02 dex
Stellar age: 0.9 Gyr
Distance: 163.553 parsecs
Right ascension: 16h02m11.83s
Declination: +28d10m10.65s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,006
Publication date: 2006-09
Discovery locale: Ground
Facility: XO
Telescope: Canon 200mm f/1.8L
Instrument: Apogee CCD Array
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from XO-1 b.

Generic gas giant catalog artwork; not a direct image of XO-1 b — Apex Andromeda catalog artwork